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Lots of new assertions and debugging

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Original commit message from CVS:
Lots of new assertions and debugging
This commit is contained in:
David Schleef 2002-12-10 04:01:09 +00:00
parent 29f657f52e
commit 384d119c72
1 changed files with 22 additions and 2 deletions
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24
gst/cothreads.c
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@ -127,10 +127,12 @@ cothread_context_init (void)
GST_INFO (GST_CAT_COTHREADS, "initializing cothreads"); GST_INFO (GST_CAT_COTHREADS, "initializing cothreads");
/* set this thread's context pointer */ /* set this thread's context pointer */
GST_INFO (GST_CAT_COTHREADS, "setting private _cothread_ctx_key to %p", GST_INFO (GST_CAT_COTHREADS, "setting private _cothread_ctx_key to %p in thread %p",
ctx); ctx,g_thread_self());
g_static_private_set (&_cothread_ctx_key, ctx, NULL); g_static_private_set (&_cothread_ctx_key, ctx, NULL);
g_assert(ctx == cothread_get_current_context());
/* clear the cothread data */ /* clear the cothread data */
memset (ctx->cothreads, 0, sizeof (ctx->cothreads)); memset (ctx->cothreads, 0, sizeof (ctx->cothreads));
@ -177,6 +179,7 @@ cothread_context_free (cothread_context *ctx)
g_return_if_fail (ctx != NULL); g_return_if_fail (ctx != NULL);
g_assert (ctx->thread == g_thread_self()); g_assert (ctx->thread == g_thread_self());
g_assert (ctx->current == 0);
GST_INFO (GST_CAT_COTHREADS, "free cothread context"); GST_INFO (GST_CAT_COTHREADS, "free cothread context");
@ -187,6 +190,8 @@ cothread_context_free (cothread_context *ctx)
} }
g_hash_table_destroy (ctx->data); g_hash_table_destroy (ctx->data);
/* make sure we free the private key for cothread context */ /* make sure we free the private key for cothread context */
GST_INFO (GST_CAT_COTHREADS, "setting private _cothread_ctx_key to NULL in thread %p",
g_thread_self());
g_static_private_set (&_cothread_ctx_key, NULL, NULL); g_static_private_set (&_cothread_ctx_key, NULL, NULL);
g_free (ctx); g_free (ctx);
} }
@ -329,10 +334,14 @@ cothread_destroy (cothread_state *cothread)
cothreadnum = cothread->cothreadnum; cothreadnum = cothread->cothreadnum;
ctx = cothread->ctx; ctx = cothread->ctx;
g_assert (ctx->thread == g_thread_self()); g_assert (ctx->thread == g_thread_self());
g_assert (ctx == cothread_get_current_context());
GST_INFO (GST_CAT_COTHREADS, "destroy cothread %d %p %d", GST_INFO (GST_CAT_COTHREADS, "destroy cothread %d %p %d",
cothreadnum, cothread, ctx->current); cothreadnum, cothread, ctx->current);
/* cothread 0 needs to be destroyed specially */
g_assert(cothreadnum != 0);
/* we have to unlock here because we might be switched out /* we have to unlock here because we might be switched out
* with the lock held */ * with the lock held */
cothread_unlock (cothread); cothread_unlock (cothread);
@ -442,6 +451,8 @@ cothread_stop (cothread_state * thread)
cothread_state * cothread_state *
cothread_main (cothread_context * ctx) cothread_main (cothread_context * ctx)
{ {
g_assert (ctx->thread == g_thread_self());
GST_DEBUG (GST_CAT_COTHREADS, "returning %p, the 0th cothread", GST_DEBUG (GST_CAT_COTHREADS, "returning %p, the 0th cothread",
ctx->cothreads[0]); ctx->cothreads[0]);
return ctx->cothreads[0]; return ctx->cothreads[0];
@ -491,6 +502,15 @@ cothread_stub (void)
while (TRUE) { while (TRUE) {
thread->func (thread->argc, thread->argv); thread->func (thread->argc, thread->argv);
GST_DEBUG (GST_CAT_COTHREADS, "cothread[%d] thread->func exited",ctx->current);
GST_DEBUG (GST_CAT_COTHREADS, "sp=%p",CURRENT_STACK_FRAME);
GST_DEBUG (GST_CAT_COTHREADS, "ctx=%p current=%p",ctx,cothread_get_current_context());
g_assert(ctx == cothread_get_current_context());
g_assert(ctx->current != 0);
/* we do this to avoid ever returning, we just switch to 0th thread */ /* we do this to avoid ever returning, we just switch to 0th thread */
cothread_switch (cothread_main (ctx)); cothread_switch (cothread_main (ctx));
} }